Option 2 – Use a map as a background imageLocate the desired map online and save it as an image file, or copy a map from another location. Set this map image as a static background image in Tableau Desktop. For more information, see Use Background Images in Your Views.Note: Zooming in and out will not work with background images.

Until you get internet access, you can try the following URL location for additional .shp files to bring in, if that helps? https://data.gov.sg/search?res_format=SHP This site is specifically for Singapore and open GIS data sets which Tableau should recognize as spatial data.